Grotto The Grotto is a indoor climbing gym and yoga studio in San Diego California, USA.
From the Grotto website: The Grotto Climbing & Yoga lifestyle combines modern ingenuity with genuine connection and a love for adventure sports. Our modern and architecturally advanced facility, with state-of-the-art bouldering terrain, designated yoga space and luxury amenities — provides an inspiring, supportive and inviting environment for people to connect to others and to their own bodies through climbing and yoga practice.